1224400

素因数分解:

$2^4\times 5^2\times {\mathrm{3061}}^1$

素因数の和:3079

約数の個数: 30

約数和(自身を含む): 2942582

約数和(自身を除く): 1718182

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3061, 6122, 12244, 15305, 24488, 30610, 48976, 61220, 76525, 122440, 153050, 244880, 306100, 612200, 1224400]

約数ペア:

[(1, 1224400), (2, 612200), (4, 306100), (5, 244880), (8, 153050), (10, 122440), (16, 76525), (20, 61220), (25, 48976), (40, 30610), (50, 24488), (80, 15305), (100, 12244), (200, 6122), (400, 3061)]